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科学素养与生活应用·英语30篇(6)

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How a Water Filter Cleans Tap Water

How a Water Filter Cleans Tap Water

净水器如何清洁自来水

  1. Tap water enters the filter through a pipe.
  2. First, a mesh catches large bits like rust.
  3. Then carbon removes bad smells and tastes.
  4. Tiny pores in ceramic trap bacteria and dirt.
  5. Clean water flows out of the spout.
  6. No boiling or chemicals are needed.
  7. Filters last for months with simple care.
  8. They keep your drinking water safe and fresh.
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